diff --git a/src/switch_utils.c b/src/switch_utils.c
index 3dc26807d4..602cbc7d0d 100644
--- a/src/switch_utils.c
+++ b/src/switch_utils.c
@@ -3112,7 +3112,8 @@ SWITCH_DECLARE(int) switch_split_user_domain(char *in, char **user, char **domai
 
 	if (!strncasecmp(in, "sip", 3)) {
 		in += 3;
-		while(*in == ':') in++;
+		if (*in == 's') in++;
+		if (*in == ':') in++;
 	}
 
 	u = in;